Senior Software Developer
Intercontinental Exchange
Jacksonville, FL · Posted November 5, 2026
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Where Jacksonville, FL ranks
Where Jacksonville, FL placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #8Best cities for director and executive jobs in the Southeast23% · of 87
- #11Cities with the most jobs that do not need a four-year degree in the Southeast105 jobs · of 72
- #13Cities with the most hybrid jobs in the Southeast13% · of 84
- #13Best cities for junior jobs in Florida33% · of 21
- #16Best cities for software and engineering jobs in the Southeast174 openings · of 65
- #19Best all-round cities for new graduates in the Southeast44 / 100 · of 29
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
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About the job
Job Purpose
Designs, builds, and maintains full stack (.Net, Java, etc.) and Angular, React, Node, etc. applications for the organization. Work through the full software development life cycle (SDLC) and may have a focus in an Agile environment. Responsible for the development of enterprise applications.
Responsibilities
Designs, builds and maintains RESTful APIs in C# and .NET Core that power front-end applications and are used by internal and external partners.
Designs data models and writes, reviews and tunes T-SQL, including stored procedures, indexes and query performance in SQL Server.
Diagnoses and resolves performance issues using execution plans and application monitoring.
Builds and maintains UI features in a modern framework such as Angular or React, working closely with the UX team.
Writes technical specifications from business requirements and takes part in design reviews.
Writes and reviews automated unit, component and scenario tests.
Guides mid-level engineers through code reviews, pairing and design discussions, and sets the technical standard for the team.
Completes documentation for installation, deployment and maintenance.
Performs additional related duties as assigned.
Knowledge and Experience
A Bachelor’s degree in Computer Engineering, Computer Science, or other related discipline; or equivalent combination of education and experience that is required for the specific job level.
Seven or more years of professional software engineering experience, including at least four years building backend services in C#/.NET.
Hands-on SQL Server experience, including T-SQL, stored procedures, indexing and query performance tuning.
Experience designing and building RESTful APIs and working with microservices.
Full-stack experience, including production UI work in a modern front-end framework.
Proficiency with automated testing, including unit, component and scenario tests.
Experience with CI/CD pipelines and Agile delivery.
Clear written and verbal communication with technical and nontechnical audiences.
Preferred Qualifications
Java and Spring Boot
PostgreSQL
Angular or React
Cloud experience with AWS, Azure or OpenShift
Experience leading or contributing to a legacy-to-modern migration
Experience with AI-assisted development tools such as Claude Code or GitHub Copilot
Schedule
In office 5 days week.
Intercontinental Exchange, Inc. is an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity, national origin or ancestry, age, disability or veteran status, or other protected status.
Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.